It's gotta be you

IS YOUR signature exactly the same as it was a decade ago? Or even last month? Probably not. Signatures change, albeit in minor ways, and that's a big problem for the new breed of "biometric" electronic devices that use signatures, rather than hard-to-remember PINs or passwords, to identify people.

But now there's a signature recognition system that can cope with natural changes to the way you sign your name. "Your signature varies not just over long periods of time, like ten years, but also over short periods of time depending on factors like your mood," says Jony Bassan, product development manager at WonderNet, a high-tech start-up based in Bnei Brak, Israel. "The fact that you may be standing in an awkward position when you are signing, or simply find that there isn't enough room on a shop counter to sign properly, may also influence how you sign."

WonderNet's new PenFlow ...

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